800055367 has 4 divisors (see below), whose sum is σ = 800126080. Its totient is φ = 799984656.

The previous prime is 800055359. The next prime is 800055397. The reversal of 800055367 is 763550008.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a 4-Lehmer number, since φ(800055367) divides (800055367-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 800055367 - 2³ = 800055359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800055307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14142 + ... + 42427.

It is an arithmetic number, because the mean of its divisors is an integer number (200031520).

Almost surely, 2^800055367 is an apocalyptic number.

800055367 is the 14143-rd decagonal number.

800055367 is a deficient number, since it is larger than the sum of its proper divisors (70713).

800055367 is a wasteful number, since it uses less digits than its factorization.

800055367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70712.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 800055367 is about 28285.2499900567. The cubic root of 800055367 is about 928.3391821326.

The spelling of 800055367 in words is "eight hundred million, fifty-five thousand, three hundred sixty-seven".